GNH USA

Europe — EMA

Igantibe

GNH USA supplies Igantibe (Human Hepatitis B Immunoglobulin), a hepatitis B immune globulin for post‑exposure prophylaxis and child protection.

Human Hepatitis B Immunoglobulin

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What is Human Hepatitis B Immunoglobulin?

Human Hepatitis B Immunoglobulin, the active ingredient in Igantibe, is an immunoglobulin presented as an injectable solution for intramuscular use. It provides passive immunity to prevent hepatitis B infection after exposure and to protect newborns of HBsAg‑positive mothers.

GNH USA supplies Igantibe as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, transplant centres, oncology centres, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory‑approved batches for global distribution, including cold‑chain logistics for biologic products and timely delivery.

What is Human Hepatitis B Immunoglobulin used for?

Igantibe, a hepatitis B immune globulin, is used within the hepatitis B prevention pathway. - Post‑exposure prophylaxis: Provides immediate passive immunity to reduce the risk of hepatitis B infection after known exposure. - Newborn protection: Prevents vertical transmission of hepatitis B from HBsAg‑positive mothers to their infants. - Liver transplant prophylaxis: Helps prevent recurrent hepatitis B infection in recipients of liver transplants from infected donors. - Chronic HBV carrier management: Offers short‑term protection for chronic carriers undergoing invasive procedures.

What are the side effects of Human Hepatitis B Immunoglobulin?

Igantibe may cause adverse reactions ranging from mild to severe.

Common Side Effects: - Injection site pain: Local soreness or tenderness at the injection site. - Fever: Temporary rise in body temperature after the dose. - Headache: Mild to moderate headache reported by some patients.

Serious or Rare Side Effects: - Anaphylaxis: Severe allergic reaction that may cause airway obstruction and shock. - Serum sickness: Rash, joint pain, and fever due to immune complex formation. - Hemolysis: Red blood cell destruction that can lead to anemia and jaundice.

What precautions apply to Human Hepatitis B Immunoglobulin?

Before using Igantibe, several precautions should be observed to ensure safety and efficacy. - Screen for HBV status: Verify that the patient is HBsAg‑negative before prophylactic use. - Assess hypersensitivity: Do not administer to individuals with known allergy to human immunoglobulins. - Monitor after injection: Observe the patient for at least 30 minutes for any immediate adverse reactions. - Evaluate pregnancy risk: Use only when the potential benefit justifies the potential risk to the fetus. - Avoid concurrent live vaccines: Delay live‑attenuated vaccinations for at least four weeks after administration. - Store at 2-8°C: Keep refrigerated, protect from light, and do not freeze or shake the product.

What does Human Hepatitis B Immunoglobulin interact with?

Igantibe can interact with certain medicines or vaccines, requiring careful management.

Major Interactions (Avoid): - Live attenuated vaccines: Co‑administration may reduce vaccine efficacy and increase risk of adverse events. - Immunosuppressive therapy: Concurrent high‑dose steroids or biologics may diminish the protective effect of the immunoglobulin.

Moderate Interactions (Monitor Closely): - Blood products containing anti‑HBs: May lead to immune complex formation and increase risk of serum sickness. - Anticoagulants: Intramuscular injection can raise the chance of local hematoma; monitor coagulation status. - Renal‑impairing drugs: May exacerbate rare renal side effects; assess kidney function regularly.

Frequently asked questions

What is Igantibe used for?+
Igantibe is a hepatitis B immune globulin indicated for post‑exposure prophylaxis of hepatitis B infection, for preventing mother‑to‑child transmission in newborns of HBsAg‑positive mothers, and for protecting liver‑transplant recipients against recurrent hepatitis B infection.
How does Human Hepatitis B Immunoglobulin work?+
The product delivers high‑titer anti‑HBs antibodies that bind to hepatitis B surface antigen, neutralising the virus and blocking its entry into liver cells. This passive immunity provides immediate protection while the patient’s own immune system develops a longer‑term response.
What is the usual dose of Igantibe?+
The dose of Igantibe is determined by the prescribing clinician based on the patient’s age, weight, exposure risk and clinical situation. Healthcare professionals follow local guidelines and product labeling to calculate the appropriate amount.
Is Igantibe safe during pregnancy or breastfeeding?+
Safety data in pregnancy and lactation are limited. Igantibe should be used only when the expected benefit to the mother or fetus outweighs any potential risk. Clinicians should discuss individual circumstances with the patient and consider alternative options if appropriate.
How do I order Igantibe from GNH USA?+
To request Igantibe, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including cold‑chain handling) and the necessary import documentation.
How does Igantibe compare with other hepatitis B prophylaxis options?+
Igantibe provides passive immunity through anti‑HBs antibodies, offering immediate protection, whereas hepatitis B vaccines stimulate active immunity over weeks. In situations requiring rapid protection—such as after accidental exposure or in newborns of infected mothers—Igantibe is preferred, often in combination with vaccination for long‑term immunity.
How should Igantibe be stored and handled?+
Igantibe must be stored refrigerated at 2‑8 °C, protected from light, and should never be frozen or shaken. Before use, allow the vial to reach room temperature if required, and inspect for particulate matter or discoloration.
How is Igantibe administered?+
Igantibe is given by intramuscular injection, typically into the deltoid or gluteal muscle. The administration site should be rotated when multiple doses are required, and patients should be observed for a short period after injection for any immediate reactions.
What are the most serious risks to watch for with Igantibe?+
The most serious adverse events include anaphylactic reactions, serum sickness, and hemolysis. Patients should be monitored closely after injection, and any signs of severe allergic response—such as difficulty breathing, swelling, or hypotension—require immediate medical attention.
Who should not use Igantibe?+
Igantibe is contraindicated in individuals with a known hypersensitivity to human immunoglobulin products. It should also be avoided in patients who have received a live‑attenuated vaccine within the previous four weeks, unless the benefits outweigh the risks.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Human Hepatitis B Immunoglobulin
Route
Intramuscular Use
Manufacturer
Instituto Grifols, S.A.
Origin
EU

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